{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03456_008.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dexter, Maine | 1945 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"9"},{"label":"placed","value":"6"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 3, georef-snap 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 45.01367,-69.28684 +/-185m); p4__2 (tier 1, 45.01417,-69.29477 +/-173m); p5__2 (tier 1, 45.02085,-69.29257 +/-198m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dexter, Maine | 1945 | sanborn03456_008 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3611.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4040.4"}],"created":"2026-09-23T16:39:33Z","modified":"2026-09-23T16:39:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 921.9,1913.0 1034.4,1913.0 1613.0,1913.0 1613.0,903.0 344.2,902.9 385.4,1021.4 366.0,1359.4 -0.0,1384.6 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[366.0,1359.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.2902232,45.0141968]}},{"type":"Feature","properties":{"resourceCoords":[1011.0,1157.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.2869168,45.0144559]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dexter, Maine | 1945 | sanborn03456_008 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T16:39:33Z","modified":"2026-09-23T16:39:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1674.2 -0.0,-0.0 1613.0,0.0 1613.0,1571.5 631.4,1872.4 641.6,1682.2 -0.0,1674.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.28841114786714,45.0326712572435]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.28022166736112,45.03081499933277]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.28331476598906,45.02390207015047]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.29150424649508,45.0257583280612]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dexter, Maine | 1945 | sanborn03456_008 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T16:39:33Z","modified":"2026-09-23T16:39:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"483.5,1637.9 422.0,1667.8 368.2,1804.8 257.8,1913.0 -0.0,1913.0 -0.0,-0.0 1563.5,0.0 1506.8,1079.2 1238.7,1096.8 1296.3,1454.9 1269.5,1532.1 1373.8,1913.0 509.1,1913.0 483.5,1637.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.29162750357978,45.02674195213925]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.28775454336906,45.02582582439658]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.28928100467034,45.0225563760771]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.29315396488106,45.02347250381977]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dexter, Maine | 1945 | sanborn03456_008 p4 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T16:39:33Z","modified":"2026-09-23T16:39:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"907.7,0.0 -0.0,-0.0 -0.0,1913.0 339.0,1913.0 508.0,1913.0 790.9,1913.0 921.6,1351.1 1546.0,1367.6 1490.3,622.1 1084.5,575.1 1087.4,441.6 1056.9,452.4 1024.2,514.2 966.5,559.2 845.4,544.6 866.6,359.7 907.7,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[374.0,1415.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.296571,45.0206153]}},{"type":"Feature","properties":{"resourceCoords":[936.0,1276.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.2934744,45.0206988]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dexter, Maine | 1945 | sanborn03456_008 p5 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T16:39:33Z","modified":"2026-09-23T16:39:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 418.5,46.8 305.1,372.6 172.8,343.6 151.1,526.7 127.5,560.6 133.5,666.5 54.8,1554.6 648.4,1621.0 682.0,1913.0 1001.6,1912.5 994.9,1194.4 1613.0,1186.0 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[871.0,41.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.2859624,45.0251325]}},{"type":"Feature","properties":{"resourceCoords":[653.0,910.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.2872356,45.0220904]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dexter, Maine | 1945 | sanborn03456_008 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T16:39:33Z","modified":"2026-09-23T16:39:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1225.2,1913.0 -0.0,1913.0 -0.0,901.4 223.2,856.9 245.3,265.4 762.1,181.5 1443.6,13.6 1613.0,344.6 1613.0,1107.3 1401.7,1151.9 1462.7,1253.2 1509.2,1569.0 1173.7,1664.1 1225.2,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734dm:g3734dm_g034561945:03456_1945-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.29426624931727,45.02168591292487]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.2865719983969,45.01937614021908]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.29042006220952,45.012880012870326]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.2981143131299,45.01518978557612]}}]}}]}